<template>
  <div style="line-height: 60px; display: flex;">
    <div style="flex: 1;">
      <span :class="collapseBtnClass" style="cursor: pointer; font-size: 18px" @click="collapse"></span>

      <el-breadcrumb separator="/" style="display: inline-block; margin-left: 10px">
        <!-- <el-breadcrumb-item :to="'/home'">首页</el-breadcrumb-item> -->
        <el-breadcrumb-item :to="'/home'">主页</el-breadcrumb-item>
        <el-breadcrumb-item>{{ currentPathName }}</el-breadcrumb-item>
      </el-breadcrumb>
    </div>
    <el-dropdown @command="handleCommand" style="cursor: pointer;text-align: right;">
      <div style="display: inline-block">
			<span style="position: relative; top: 10px; right: 5px">
				<el-avatar size="small" v-if="user.avatar==null">{{ user.avatar}}</el-avatar>
				<el-avatar size="small" v-else :src="user.avatar"></el-avatar>
			</span>
        <!-- <img :src="user.avatar_url" alt=""
             style="width: 30px; border-radius: 50%; position: relative; top: 10px; right: 5px"> -->
        <span>{{ user.username }}</span><i class="el-icon-arrow-down el-icon--right"></i>
      </div>
      <el-dropdown-menu slot="dropdown" style="width: 100px; text-align: center">
        <el-dropdown-item command="personal" style="font-size: 14px; padding: 5px 0" icon="el-icon-postcard">个人信息
        </el-dropdown-item>
        <el-dropdown-item command="exit" style="font-size: 14px; padding: 5px 0" icon="el-icon-switch-button">
          <span style="text-decoration: none" v-loading.fullscreen.lock="fullscreenLoading">退出</span>
        </el-dropdown-item>
      </el-dropdown-menu>
    </el-dropdown>
  </div>
</template>

<script>
export default {
  name: "Header",
  props: {
    collapseBtnClass: String,
    user: Object
  },
  data() {
    return {
      fullscreenLoading: false,
    }
  },
  computed: {
    currentPathName() {
      return this.$store.state.currentPathName;　　//需要监听的数据
    }
  },
  methods: {
    collapse() {
      // this.$parent.$parent.$parent.$parent.collapse()  // 通过4个 $parent 找到父组件，从而调用其折叠方法
      this.$emit("asideCollapse")
    },
    handleCommand(command) {
      if (command == 'exit') {
        const loading = this.$loading({
          lock: true,
          text: '请稍等',
          spinner: 'el-icon-loading',
          background: 'rgba(0, 0, 0, 0.7)'
        });
        setTimeout(() => {
          this.$router.push('/login')
          /* this.$notify({
                    title: '',
                    message: '退出成功',
                    type: 'success'
                  }); */
          this.$message.success("退出成功")
          localStorage.removeItem("user")   //清空缓存
          loading.close();
        }, 1000);
      }
      if (command == 'personal') {
        this.$router.push('/personal')
      }
    }
  },
}
</script>

<style scoped>

</style>
